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Alik [6]
3 years ago
7

Biology i need some help

Biology
1 answer:
mrs_skeptik [129]3 years ago
7 0
C
A
D
B
Are the answers
Hope that helps(;
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Industrial revolution The most dangerous working conditions were usually in the textile factories true or false?
kap26 [50]

Answer:true

Explanation:

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3 years ago
Which factor has the greatest effect on soil formation? Explain.
andre [41]

The influence of climate is due to basically two factors: temperature and rainfall. Climate indirectly affects soil formation through its influence on organisms as well. High temperatures and rainfall increase the degree of weathering and therefore the extent of soil development.

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4 years ago
The bacterial RecA protein (and its counterpart in eukaryotes, Rad51) are involved in, and help direct: ________.
IRINA_888 [86]

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The appropriate alternative is Option b (Apurinic site repair).

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  • Although these antibodies eliminate compromised DNA bases through midriff of N-glycosylic attachments, maintaining perhaps an apurine or perhaps even apyrimidine site today.
  • RecA connects towards DNA damage as well as precipitates recombinant restoration through doulas branch fracture pairing or daughter strand difference restore.

Other solutions aren't relevant to the situation in question. So that the answer above is the right one.

3 0
3 years ago
Comment on why do you think cells prefer to use carbohydrates as a source of energy before they use fats and proteins.
kompoz [17]

Answer:

This can be explained  based on structure, and on metabolisms of  carbohydrate.

Explanation:

Carbohydrate has a relatively simple structural composition than the  either protein or fatty acids. The C, H and Oxygen molecules are of  relatively fewer in number and few  chains than fats and protein.Thus  cells will spend less energy to break bonds(catabolisims) among these molecules during cellular respiration  pathways  to trap the energy.

In addition glucose the end products of carbohydrate did not need any processing before it enters glycolysis, Kreb's Cycle and oxidative phosphorylation pathways to generate energy for the cells.

Conversely, for protein to be used it has to be first deaminated(removal of amino acid) by the liver  before it enters glycolysis,while fats needs to  be broken down and undergo beta oxidation   with the long chains removed  before it can  form acetyl CoA. Therefore cells will prefer few steps, less endergonic  pathways of glucose than longer more endergonic amino acids  and fatty acid pathways.

Furthermore, glucose can be used in cellular respiration to  produce energy either aerobically or anaerobically, while fats can only be used anaerobically. Therefore, since cells usually prefer to thrive in aerobic conditions they  breakdown glucose easily during this period, and when lack of oxygen occurs they switched to anaerobic, Thus, the versatility of glucose to oxygen concentration makes glucose a better choice. Besides if fats was used anaerobically, ketone bodies build up which may be toxic to the cells.

4 0
3 years ago
How does the size of a eukaryotic organism normally compare to the size of a prokaryotic organism
Masja [62]
Eukaryotes are normally much larger in size than any prokaryotes considering a eukaryotic organism contains a nucleus and other organelles that are enclosed by the cell membrane, which prokaryotic organisms do not contain a nucleus nor organelles from the cell membrane
3 0
3 years ago
Read 2 more answers
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